4-Hydroxy-2,5-dimethyl-phenoxyl

二苯胺

2,5-dibromo-3,6-dimethyl-1,4-benzoquinone

6-羟基-4,4,5,8-四甲基-3,4-二氢香豆素

4-hydroxy-2,5-dimethylphenyl 3-methylbut-2-enoate